Converting Dates and Filtering Data for Time-Sensitive Analysis with R

How to Replace NAs with Character Pattern in Tidyverse and Remove Entire Rows if No Match is Found

Creating a Counter Variable in R Grouped by ID that Conditionally Resets

Grouping by ID and Outcome and Creating a Wide Format Output in R's Tidyverse Package: A Step-by-Step Guide to Achieving a Consecutive Number for Each New Phase of Recovery Per Patient.

Calculating Time Difference in R by Group Based on Condition Using dplyr and lubridate Packages

Calculating Unemployment Rates and Per Capita Income by State Using Pandas Merging and Grouping

Applying Conditional Logic with Dplyr and Regular Expressions in R: Grouping Data Based on Item Patterns

Pivoting Long Data to Wide Format with Counts and Percentages in R

Dealing with Duplicate or Unwanted Rows in a Pandas DataFrame: A Step-by-Step Solution

Transforming Wide-Format Data into Long-Format using Python's pandas Library